NOW FOR FREE!
This program records sound continuously to a buffer when active. The application works perfectly in the background as well. By pressing "Save latest"-button the buffer is saved to memory card and is then accessed through a list where you may play it back. You may choose the recording interval between 1 and 60 minutes by pressing the minutes.
All in-app texts in German, English, Swedish, Danish and Norwegian!
Please note that it is up to the user to make sure that no laws are broken by using this program.
* App2SD support.